CompTIA N10-009 Exam Questions
CompTIA Network+ (Page 17 )

Updated On: 30-May-2026

Which of the following network topologies contains a direct connection between every node in the network?

  1. Mesh
  2. Star
  3. Hub-and-spoke
  4. Point-to-point

Answer(s): A



A network architect needs to create a wireless field network to provide reliable service to public safety vehicles.
Which of the following types of networks is the best solution?

  1. Mesh
  2. Ad hoc
  3. Point-to-point
  4. Infrastructure

Answer(s): A



A manager is evaluating the environmental design of a data center.
Which of the following setups should the manager implement if the maximum thermal dissipation is the highest concern?

  1. A blue-green
  2. A hot-cold
  3. An east-west
  4. An active-passive

Answer(s): B



A network administrator configured a router interface as 10.0.0.95 255.255.255.240. The administrator discovers that the router is not routing packets to a web server with IP 10.0.0.81/28.
Which of the following is the best explanation?

  1. The web server is in a different subnet.
  2. The router interface is a broadcast address.
  3. The IP address space is a class A network.
  4. The subnet is in a private address space.

Answer(s): B



A network administrator is notified that a user cannot access resources on the network. The network administrator checks the physical connections to the workstation labeled User 3 and sees the Ethernet is properly connected. However, the network interface's indicator lights are not blinking on either the computer or the switch.
Which of the following is the most likely cause?

  1. The switch failed.
  2. The default gateway is wrong.
  3. The port is shut down.
  4. The VLAN assignment is incorrect.

Answer(s): C



Which of the following internal routing protocols is best characterized as having fast convergence and being loop-free?

  1. BGP
  2. STP
  3. OSPF
  4. RIP

Answer(s): C



An administrator is setting up an SNMP server for use in the enterprise network and needs to create device IDs within a MIB. Which of the following describes the function of a MIB?

  1. DHCP relay device
  2. Policy enforcement point
  3. Definition file for event translation
  4. Network access controller

Answer(s): C



A critical infrastructure switch is identified as end-of-support.
Which of the following is the best next step to ensure security?

  1. Apply the latest patches and bug fixes.
  2. Decommission and replace the switch.
  3. Ensure the current firmware has no issues.
  4. Isolate the switch from the network.

Answer(s): B



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